IMC Chicago Portfolio holdings
IMC-Chicago, a key arm of IMC Trading founded in 1989 by Rob Defares and René Schelvis in Amsterdam, is a proprietary trading firm and market maker headquartered in Chicago since opening its first overseas office there in 2000. Employing over 650 of IMC’s 1,600+ global workforce, it operates at the heart of North America’s financial hub, trading equities, options, futures, and other derivatives on major exchanges like the Chicago Mercantile Exchange (CME) and Chicago Board Options Exchange (CBOE). Known for its technology-driven approach, IMC-Chicago leverages advanced algorithms and low-latency systems to provide liquidity across more than 100 global venues, evolving from a trading outfit with strong tech to a tech company that trades. Under CEO Rob Defares, the firm emphasizes innovation, quantitative strategies, and a collaborative culture, making it a powerhouse in the U.S. derivatives market.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$203M |
| 2 |
JD.com
JD
|
+$105M |
| 3 |
Boeing
BA
|
+$105M |
| 4 |
Applovin
APP
|
+$93.6M |
| 5 |
Netflix
NFLX
|
+$81.3M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$167M |
| 2 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$146M |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$135M |
| 4 |
Pinduoduo
PDD
|
+$128M |
| 5 |
Palantir
PLTR
|
+$108M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Consumer Discretionary | 0.39% |
| 2 | Technology | 0.33% |
| 3 | Communication Services | 0.22% |
| 4 | Industrials | 0.16% |
| 5 | Financials | 0.14% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
QXO
1926
PUT
QXO Inc
QXO
$15.6B
| $3.14M | ﹤0.01% |
164,700
-4,400
| -3% | -$91.1K |
|
1927
PUT
AES
AES
$10.5B
| $3.13M | ﹤0.01% |
238,100
-234,600
| -50% | -$3.05M |
|
1928
CALL
UBS Group
UBS
$176B
| $3.13M | ﹤0.01% |
76,400
-9,800
| -11% | -$381K |
|
1929
PUT
iShares MSCI USA Momentum Factor ETF
MTUM
$26.1B
| $3.13M | ﹤0.01% |
+12,200
| New | +$2.99M |
|
1930
PUT
Qorvo
QRVO
$8.6B
| $3.12M | ﹤0.01% |
34,300
-36,200
| -51% | -$3.22M |
|
1931
CALL
Ametek
AME
$58.7B
| $3.12M | ﹤0.01% |
+16,600
| New | +$3.05M |
|
1932
CALL
Planet Labs
PL
$8.8B
| $3.12M | ﹤0.01% |
240,100
+79,300
| +49% | +$612K |
|
1933
PUT
Dave & Buster's
PLAY
$356M
| $3.11M | ﹤0.01% |
171,300
+24,200
| +16% | +$636K |
|
1934
SL Green Realty
SLG
$3.99B
| $3.11M | ﹤0.01% |
52,006
+27,743
| +114% | +$1.64M |
|
1935
PUT
Viking Therapeutics
VKTX
$3.84B
| $3.11M | ﹤0.01% |
118,200
+67,000
| +131% | +$2M |
|
1936
CALL
Invesco
IVZ
$14.4B
| $3.1M | ﹤0.01% |
135,300
+60,300
| +80% | +$1.25M |
|
1937
CALL
Gartner
IT
$11.3B
| $3.1M | ﹤0.01% |
+11,800
| New | +$3.44M |
|
|
SERV
1938
CALL
Serve Robotics
SERV
$437M
| $3.1M | ﹤0.01% |
266,700
+158,600
| +147% | +$1.74M |
|
1939
Pagaya Technologies
PGY
$1.79B
| $3.1M | ﹤0.01% |
+104,420
| New | +$3.37M |
|
1940
PUT
IQVIA
IQV
$39.1B
| $3.1M | ﹤0.01% |
16,300
-81,100
| -83% | -$14.7M |
|
1941
CALL
Public Service Enterprise Group
PEG
$38B
| $3.09M | ﹤0.01% |
37,000
-21,000
| -36% | -$1.76M |
|
1942
CALL
GigaCloud Technology
GCT
$1.88B
| $3.09M | ﹤0.01% |
108,700
+60,200
| +124% | +$1.57M |
|
1943
CALL
Cracker Barrel
CBRL
$1.28B
| $3.08M | ﹤0.01% |
70,000
+16,000
| +30% | +$925K |
|
1944
PUT
Wendy's
WEN
$1.64B
| $3.08M | ﹤0.01% |
336,700
+36,300
| +12% | +$373K |
|
1945
PUT
Zimmer Biomet
ZBH
$19.1B
| $3.08M | ﹤0.01% |
31,300
-4,200
| -12% | -$416K |
|
|
VSXY
1946
PUT
Victoria's Secret
VSXY
$7.13B
| $3.08M | ﹤0.01% |
113,400
-55,300
| -33% | -$1.24M |
|
1947
CALL
Magna International
MGA
$18.6B
| $3.07M | ﹤0.01% |
64,900
-49,300
| -43% | -$2.17M |
|
1948
CALL
Banc of California
BANC
$3.11B
| $3.07M | ﹤0.01% |
185,400
+153,000
| +472% | +$2.4M |
|
|
EXK
1949
CALL
Endeavour Silver
EXK
$3.17B
| $3.07M | ﹤0.01% |
391,300
+249,100
| +175% | +$1.47M |
|
1950
CALL
Invesco CurrencyShares Euro Currency Trust
FXE
$342M
| $3.06M | ﹤0.01% |
28,200
+2,200
| +8% | +$237K |
|
Similar funds
IMC Chicago's Q3 2025 Portfolio in Review
As of Q3 2025, IMC Chicago held 4,045 positions worth $275B, up 22% from $225B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
IMC Chicago deployed $23.7B of net new capital in Q3 2025, opening 783 new positions and adding to 1,843 existing holdings. Its largest new stake was Netflix: 666,120 shares worth $79.9M.
By sector, the portfolio is most concentrated in Consumer Discretionary at 0.39% of assets, up from 0.25% a quarter earlier, followed by Technology and Communication Services.
On the sell side, the largest reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, an estimated $135M trimmed.
- IMC Chicago's largest Q3 2025 buy was Netflix: 666,120 shares worth $79.9M.
- IMC Chicago added most to Invesco QQQ Trust in Q3 2025, an estimated $203M increase.
- IMC Chicago's biggest Q3 2025 reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, cutting an estimated $135M.
- IMC Chicago fully exited Apple in Q3 2025, selling an estimated $167M.
- IMC Chicago's ten largest holdings make up 38% of its $275B portfolio in Q3 2025.
- IMC Chicago opened 783 new positions and closed 492 in Q3 2025.
- IMC Chicago's portfolio value rose 22% quarter-over-quarter to $275B.
Based on IMC Chicago's 13F filing for Q3 2025, filed 4 Nov 2025.